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Answers and rating deltas for

Why does this HashMap.get return a null?

Author Votes Δ
Sebastian Paaske Tørholm 3 +0.74
Jacob 2 +2.59
Anthony Accioly 1 -0.44
Chris Dennett 1 -0.37
entonio 1 -1.76
Last visited: Sep 14, 2014, 5:07:29 AM